but, of course, it's a good listener too. [ female announcer ] today cisco is connecting the internet of everything. so everything works like never before. >>> let's return to the tragic news of south africa president nelson mandela's death. what does this mean for south africa's political and economic future? i'm now joined by a mandela expert, douglas foster. he is the author of "after mandela, the struggle for freedom in post-apartheid south africa." mr. foster, thank you for coming on, sir. president mandela has been out of politics for a long time. he's been certainly out of the government for a long time. >> that's right. since 1999. >> right. jacob zuma is the president right now. when you speak of after mandela, we have been in the after mandela period, or are you referring to something else? >> well, in a sense we have been in an after mandela period but as long as the old man as he's known in south africa was alive, there was a sense in which he exercised a kind of moral persuasion in the country so i think now, today, with the death of nelson mandela at the age of 95, we be